... ,ABS,DNV,BV,NK etc Material:stainless steel Size:1/2-80" Moq:10pc Stainless steel and Figure 8 blind flange Type FlangeSize1 ... , ANSI, , JPI , ASMaterial1) Carbon Steel: ASTM A234WPB, WPC; ASTM A420 WPL9,WPL3,WPL6A;ST 37.2.2)Stainless Steel: ASTM A403 WP304/304L, WP316 ... /316L,WP321,WP3473)Alloy Steel: ASTM A324 WP1, WP12, WP11 ...